﻿<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Upload.aspx.cs" Inherits="WebAppDemo.Upload" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <title></title>

      <script type="text/javascript">
          function fileSelected() {
              var file = document.getElementById("fileToUpload").files[0];
              if (file) {
                  var fileSize = 0;
                  if (file.size > 1024 * 1024)
                      fileSize = (Math.round(file.size * 100 / (1024 * 1024)) / 100).toString() + 'MB';
                  else
                      fileSize = (Math.round(file.size * 100 / 1024) / 100).toString() + 'KB';

                  document.getElementById('fileName').innerHTML = 'Name: ' + file.name;
                  document.getElementById('fileSize').innerHTML = 'Size: ' + fileSize;
                  document.getElementById('fileType').innerHTML = 'Type: ' + file.type;
              }
          }

          function uploadFile() {
              var fd = new FormData();
              fd.append("fileToUpload", document.getElementById('fileToUpload').files[0]);
              var xhr = new XMLHttpRequest();
              xhr.upload.addEventListener("progress", uploadProgress, false);
              xhr.addEventListener("load", uploadComplete, false);
              xhr.addEventListener("error", uploadFailed, false);
              xhr.addEventListener("abort", uploadCanceled, false);
              xhr.open("POST", "Test.ashx");
              xhr.send(fd);
          }

          function uploadProgress(evt) {
              if (evt.lengthComputable) {
                  var percentComplete = Math.round(evt.loaded * 100 / evt.total);
                  document.getElementById('progressNumber').innerHTML = percentComplete.toString() + '%';
              }
              else {
                  document.getElementById('prsogressNumber').innerHTML = 'unable to compute';
              }
          }

          function uploadComplete(evt) {
              /* This event is raised when the server send back a response */
              alert(evt.target.responseText);
          }

          function uploadFailed(evt) {
              alert("There was an error attempting to upload the file.");
          }

          function uploadCanceled(evt) {
              alert("The upload has been canceled by the user or the browser dropped the connection.");
          }
    </script>
</head>
<body>
    <form id="form1" enctype="multipart/form-data" method="post" action="http://localhost:5063/Test.ashx">
    <div>
      <div class="row">
      <label for="fileToUpload">Select a File to Upload</label><br />
      <input type="file" name="fileToUpload" id="fileToUpload" onchange="fileSelected();"/>
    </div>
    <div id="fileName"></div>
    <div id="fileSize"></div>
    <div id="fileType"></div>
    <div class="row">
      <input type="button" onclick="uploadFile()" value="Upload" />
    </div>
    <div id="progressNumber"></div>

    </div>
    </form>
</body>
</html>
